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1. À¯·´Àü±â Ç¥ÁØÀ§¿øÈ¸ CENELEC (European Committee for Electro-technical Standardization)
¿¡¼ Á¤ÇÏ°í ±ÔÁ¤ (EN50014)¿¡ ÀÇÇÑ ¹æÆø µî±ÞÀº ¾Æ·¡¿Í °°´Ù.
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[ Table A ]
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[ Table B ] Æø¹ß¼ºÀÖ´Â °¡½º ȯ°æ¿¡¼ »ç¿ë¸ñÀûÀÇ Àü±â±â±¸ SymbolÀÇ Á¶ÇÕ
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ÀϹݽɺ¼
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EEx
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¹æÆø Àü±â±â±¸ |
Æø¹ß±×·ì |
l |
±¤»ê °¡½º¿ë Àü±â±â±¸ |
ll |
±¤»ê¿ë ÀÌ¿ÜÀÇ ÀáÀçÀû Æø¹ß¼º ȯ°æ¿ëÀÇ Àü±â±â±¸ |
º¸È£À¯Çü |
o |
±â¸§Ä§Àü (Oil immersion) |
p |
¾Ð·Â¿ë±â (Pressurized apparatus) |
q |
Ⱦ೻Àç (Powder filling) |
d |
¹æÈ housing (Flameproof enclosure) |
e |
Áõ°¡ ¾ÈÀü (Increased safety) |
l |
º»Áú ¾ÈÀü (Intrinsic safety) |
m |
º¸È£ ¡°n" (Protection "n") |
n |
ºÀÀÔ (Encapsulation) |
ÇÏÀ§±¸ºÐ |
A |
Æø¹ß¼ºÀÌ »ó´ëÀûÀ¸·Î ¾àÇÑ °¡½º (¿¡Åº, ÇÁ·ÎÆÇ, ºÎź, ÆæÅº, ÇÙ»ê, ÇÝź,Æø¹ß¼ºÀ̳ª »ó´ëÀûÀ¸·Î °ÇÑ °¡½º (¿¡Å»·», ÄÚÅ©,
¿Àºì°¡½º, µð¸ÞÆ¿¿¡Å׸£,
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B |
Æø¹ß¼ºÀ̳ª »ó´ëÀûÀ¸·Î °ÇÑ °¡½º (¿¡Å»·», ÄÚÅ©, ¿Àºì°¡½º, µð¸ÞÆ¿¿¡Å׸£,µð¿¡Æ¿¿¡Å׸£, ¿¡Æ¿·»¿Á»çÀ̵å) |
C |
¼ö¼Ò |
¿Âµµ±¸ºÐ |
T1 |
ÃÖ´ë Ç¥¸é ¿Âµµ ¼·¾¾ 450µµ |
T2 |
¼·¾¾ 300µµ |
T3 |
¼·¾¾ 200µµ |
T4 |
¼·¾¾ 135µµ |
T5 |
¼·¾¾ 100µµ |
T6 |
¼·¾¾ 85µµ |
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2. ¹Ì±¹ ±¹°¡ Àü±â ÄÚµå(NEC: National Electrical Code-1984)¿¡¼ ºÐ·ùÇϰí ÀÖ´Â À§Çè ¹üÀ§ |

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3. ¹Ì±¹°ú À¯·´ÀÇ ºñ±³ |
(1) À§ÇèÁö¿ªºÐ·ù |
»ó ÅÂ |
¹Ì±¹ (NEC) |
À¯·´ (CENELEC) |
Æø¹ß¼º °¡½º°¡ »óÁ¸ÇÏ´Â »óÅ ¶Ç´Â Áö¿ª |
Division l |
Zone 0 |
Á¤»óµ¿ÀÛ ½Ã Æø¹ß¼º °¡½º°¡ °£ÇæÀûÀ¸·Î Á¸ÀçÇÏ´Â »óÅ ¶Ç´Â Áö¿ª |
Division l |
Zone 1 |
ºñÁ¤»óÀû Á¶°Ç¿¡¼ Æø¹ß¼º °¡½º°¡ Á¸ÀçÇÏ´Â »óÅ ¶Ç´Â Áö¿ª |
Division ll |
Zone 2 |
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(2) À§Çè°¡½ººÐ·ù |
Class 1 ¿¡¼ÀÇ Gas
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¹Ì±¹ (NEC)
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À¯·´ (CENELEC)
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¿¡Åº, ÇÁ·ÎÆÇ, ºÎź, ÆæÅº, Çí»ê, Çñź, ¿ÁÅ×ÀÎ, ³ë³,
µ¥Ä, ¾Æ¼¼Æ®»ê, ¾Æ¼¼Åæ, ¸Þź¿Ã, Åç·ç¿£, ¿¡Æ¿¾Æ¼¼Å×ÀÌÆ®
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Group D
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ll A
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¿¡Æ¿·», ÄÚÅ©½º, ¿Àºì°¡½º, µð¸ÞÆ¿¿¡Å׸£,
µð ¿¡Æ¿¿¡Æ¼¸£, ¿¡Æ¿·» »êȹ°
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Group C
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ll B
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¼ö¼Ò |
B
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ll C
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ź¼Ò ÀÌȲȹ°
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ºÐ·ù¾øÀ½ |
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¾Æ¼¼Æ¿·»
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A |
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¿¡Æ¿ ´ÏÆ®·¹ÀÌÆ®
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ºÐ·ù¾øÀ½ |
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(3) Ç¥¸é¿Âµµ ºÐ·ù |
ÃÖ´ëÇ¥¸é ¿Âµµ
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¹Ì±¹ (UL)
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À¯·´ (CENELEC)
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450¡É
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T1
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T1 |
300¡É
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T2
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T2a - 280¡É
T2b - 260¡É
T2C - 230¡É
T2d - 215¡É
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T2 |
200¡É
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T3
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T3a - 180¡É
T3b - 165¡É
T3c - 215¡É
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T3 |
135¡É
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T4
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T4a - 120¡É |
T4 |
100¡É
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T5 |
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T5 |
85¡É
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T6 |
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T6 |
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DIN40050°ú IEC 144±ÔÁ¤¿¡ ÀÇÇÑ ¹æÁø, ¹æ¼ö µî±Þ.
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ÀÌ µî±ÞÀº IP65¿Í °°ÀÌ 2ÀÚ¸® ¼ýÀڷΠǥ½ÃµÈ´Ù.
¿©±â¿¡¼ IP: International ProtectionÀÇ ¾àÀÚ
6 : ÀÌ Ã¹ ¹øÂ° ¼ýÀÚ Code´Â 0 ¿¡¼ 6±îÁö »ç¿ëÇÏ¿© Àü±â°¡ ÅëÇϰųª ¿òÁ÷ÀÌ´Â ¹°Ã¼¿Í »ç¶÷ÀÌ Á¢ÃËÇÒ
°æ¿ì ¹× ¿ÜºÎÀÇ °íü ¹°Ã¼ÀÇ Ä§Åõ¿¡ ´ëÇÑ º¸È£µî±ÞÀ» ³ªÅ¸³½´Ù.
5 : ÀÌ µÎ ¹øÂ° ¼ýÀÚ Code´Â o ¿¡¼ 8±îÁö »ç¿ëÇÏ¿© ¹°ÀÇ Ä§Åõ¿¡ ´ëÇÑ ¹æ¼öµî±ÞÀ» ³ªÅ¸³½´Ù.
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»ç¶÷ÀÇ Á¢ÃË ¹× ¿ÜºÎ¹°Ã¼ÀÇ Ä§Åõ¿¡ ´ëÇÑ º¸È£µî±Þ
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Code ¼ýÀÚ
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º¸ È£ ¹ü À§
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¼³ ¸í
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0 |
No protection
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»ç¶÷ÀÇ Á¢ÃËÀ̳ª ¿ÜºÎ¹°Ã¼ÀÇ Ä§Åõ¿¡ ´ëÇØ º°´Ù¸¥ º¸È£¹æ¹ý ¾øÀ½
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1 |
protection against large foreign matter
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¼Õ°ú °°ÀÌ Å« ¸éÀûÀ¸·Î Á¢ÃËÇÏ´Â °ÍÀº º¸È£µÇ³ª °íÀÇÀûÀ¸·Î Á¢ÃËÇÏ´Â °ÍÀº º¸È£
¾ÈµÊ. Á÷°æ 50mm ÀÌ»ó ¹°Ã¼ÀÇ Ä§Åõ´Â ¹æÁöµÊ.
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2 |
protection against medium-sized
foreign matter
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¼Õ°¡¶ôÀ¸·Î Á¢ÃËÇÏ´Â °ÍÀ¸·ÎºÎÅÍ º¸È£µÊ.
Á÷°æ 12mm ÀÌ»óÀÇ ¹°Ã¼Ä§Åõ ¹æÁöµÊ.
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3 |
protection against small foreign matter
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µÎ²² 2.5mm ÀÌ»óÀÇ °ø±¸³ª Àü¼±ÀÇ Á¢ÃË ¹æÁöµÊ.
Á÷°æ 2.5mm ÀÌ»óÀÇ ¹°Ã¼ ħÅõ ¹æÁöµÊ.
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4 |
protection against granular foreign matter
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µÎ²² 1mm ÀÌ»óÀÇ °ø±¸ . Àü¼±ÀÇ Á¢ÃË ¹æÁöµÊ
Á÷°æ 1mm ÀÌ»óÀÇ ¹°Ã¼ ħÅõ ¹æÁöµÊ.
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5 |
protection against dust deposits
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Á¢ÃËÀº ¿ÏÀüÈ÷ ¹æÁöµÇ³ª ¸ÕÁöÀÇ Ä§Åõ´Â ¿ÏÀüÈ÷ ¹æÁöµÇÁö ¾ÊÀ½.±×·¯³ª ¸ÕÁö°¡ ¿ÀÀÛµ¿À» ÀÏÀ¸Å³ Á¤µµ·Î ħÅõÇÒ ¼ö´Â ¾øÀ½.
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6 |
protection against penetration of dust
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Á¢Ã˰ú ¸ÕÁöÀÇ Ä§Åõ°¡ ¿ÏÀüÈ÷ ¹æÁöµÊ.
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¹°ÀÇ Ä§Åõ¿¡ ´ëÇÑ ¹æ¼ö µî±Þ
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Code ¼ýÀÚ
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º¸ È£ ¹ü À§
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¼³ ¸í
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0 |
No protection
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º°´Ù¸¥ ¹æ¼öÀåÄ¡ ¾øÀ½.
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1 |
protection against dripping water falling vertically
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¼öÁ÷À¸·Î ¶³¾îÁö´Â ¹°¹æ¿ïÀÌ À¯ÇØÇÑ ¿µÇâÀ» ³¢Ä¡Áö ¸»¾Æ¾ß ÇÔ.
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2 |
protection against water drops falling diagonally
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¼öÁ÷À¸·ÎºÎÅÍ 15¡Æ À̳»ÀÇ °¢µµ·Î ¶³¾îÁö´Â ¹°¹æ¿ïÀÌ À¯ÇØÇÑ ¿µÇâÀ» ³¢Ä¡Áö
¸»¾Æ¾ßÇÔ.
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3 |
protection against spraying water
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¼öÁ÷À¸·ÎºÎÅÍ 60¡Æ À̳»ÀÇ °¢µµ·Î ¶³¾îÁö´Â ¹°ÀÌ À¯ÇØÇÑ ¿µÇâÀ» ³¢Ä¡Áö
¸»¾Æ¾ß ÇÔ.
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4 |
protection against splashing water
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ÀÓÀÇÀÇ °¢µµ¿¡¼ ¶³¾îÁö´Â ¹°ÀÌ À¯ÇØÇÑ ¿µÇâÀ» ³¢Ä¡Áö ¸»¾Æ¾ß ÇÔ.
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5 |
protection against jets of water
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ÀÓÀÇÀÇ °¢µµ¿¡¼ ºÐ»çµÇ´Â ¹°ÀÌ À¯ÇØÇÑ ¿µÇâÀ» ÁÖÁö ¸»¾Æ¾ß ÇÔ.
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6 |
protection against flooding
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´Ü±â°£ ¹°¿¡ Àá°åÀ» ¶§ À¯ÇØÇÒ Á¤µµ·Î ¸¹Àº ¹°ÀÌ Ä§ÅõµÇ¾î¼´Â ¾ÈµÊ.
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7 |
protection against the effects of
immersion
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ƯÁ¤¾Ð·Â ÇÏ¿¡¼ ÀÏÁ¤Çѽ𣠹°¿¡ Àá°åÀ» ¶§ À¯ÇØÇÒ Á¤µµÀÇ ¸¹Àº ¹°ÀÌ
ħÅõµÇ¾î¼´Â ¾ÈµÊ.
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8 |
protection against the effects of
submersion
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ƯÁ¤¾Ð·Â ÇÏ¿¡¼ Àϰè¼ÓÀûÀ¸·Î ¹°¿¡ Àá°Ü À־ À¯ÇØÇÒ Á¤µµ·Î ¸¹Àº ¹°ÀÌ Ä§Åõ
µÇ¾î¼´Â ¾ÈµÊ.
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